Check the listing for details. 23227 Replacement Indicator Solutions #1 - #5 for Spa or Swimming Pool Water .... Condition: New. Listed at 20.95 USD. For maintaining proper water chemistryTests for five chemical factors: Chlorine, Bromine, pH, Acid Demand, and Total AlkalinityIncludes 1oz. solutions of #1-#3 and 1/2 oz. solutions of #4 - #5; (Note: Solution #2 Phenol Red is not the same as Phenol Red - DO NOT interchange)Phenol Red is for use with 2 or 3-Way Test Kits Only - not to be used with 5-Way Test KitsNote: The #1 solution is sealed to comply with transportation regulations. No other solutions in this kit require sealed caps. Product Description For maintaining your pool or spa's water chemistry, Poolmaster's replacement solutions are the perfect choice for testing water. From the Manufacturer Since 1958, Poolmaster has been a leading manufacturer of aftermarket pool and spa products with an unwavering commitment to quality, service and reliability. Poolmaster offers products across six different product lines- Backyard and Decor, Inflatables, Floats, Maintenance, Swim and Dive, and Toys and Games. Poolmaster - We Make Water Fun!